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Heart|Lab Grown|IGI

5.50ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG694558234

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG694558234

Diamond specifications and retailer prices

From $3,837 USD
As of October 27, 2026
Save $16,283 USD (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $20,120 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 5.5ct lab-grown heart diamond

This 5.5ct lab-grown heart sits in the over five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG694558234 or 694558234. Listed at 20 retailers as of October 27, 2026, with prices from $3,837 to $20,120, a $16,283 spread on the same certified stone. Brilliant Earth lists it at $20,120. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.50
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.1°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG694558234
Dimensions11.35 × 12.35 × 6.81 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.35 mm12.35 mm5.50 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG694558234
Side View
Table 66.0%Crown 39.1°Girdle: STK-THKPavilion 36.4°Culet: NoneDepth 55.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $4,595 USD|Low: $3,837 USD|High: $16,433 USD|Avg: $8,012 USD|-5.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 30, 2026
Retailer 4$3,837 USD
Retailer 5$4,297 USD
Retailer 11$4,451 USD
Retailer 2$4,510 USD
Retailer 1$4,595 USD
Retailer 8$5,500 USD
Retailer 15$5,562 USD
Retailer 12$5,831 USD
Retailer 7$6,445 USD
Retailer 13$7,101 USD
Retailer 10$9,042 USD
Retailer 9$9,448 USD
Retailer 14$9,585 USD
Retailer 3$11,226 USD
Retailer 16$12,359 USD
Retailer 6$15,753 USD
Retailer 17$15,828 USD

22 data points across 17 retailers

20 retailers$3,837 USD to $20,120 USD

A
Cheapest Retailer
-
$3,837 USD
A
Retailer 2
-
$4,297 USD
View
Final sale: no returns
A
Retailer 3
-
$4,451 USD
View
A
Retailer 4
-
$4,510 USD
View
A
Retailer 5
-
$4,595 USD
£3,618 GBP
View
A
Retailer 6
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$5,500 USD
View
A
Retailer 7
-
$5,562 USD
View
Retailer 8
-
$5,683 USD
HK$44,400 HKD
View
Price last confirmed 42 days ago
A
Retailer 9
-
$5,831 USD
£4,592 GBP
View
A
Retailer 10
-
$6,445 USD
View
Retailer 11
-
$6,583 USD
View
Price last confirmed 17 days ago
A
Retailer 12
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$7,101 USD
€6,763 EUR
View
A
Retailer 13
-
$9,042 USD
ZAR 146,071 ZAR
View
Retailer 14
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$9,448 USD
A$14,535 AUD
View
Price last confirmed 7 days ago
A
Retailer 15
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$9,585 USD
£7,547 GBP
View
A
Retailer 16
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$11,226 USD
View
A
Retailer 17
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$12,359 USD
View
A
Retailer 18
-
$15,753 USD
View
A
Retailer 19
-
$15,828 USD
View
Most Expensive
B+
Brilliant Earth
14092735A · Oct 28
$20,120 USD
View
19 more retailers have this diamond
Prices start from $3,837 USDSave up to $16,283 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
5.50ct Heart
$3,837 USD